jumlah dua bilangan cacah adalah 52 dan selisih kedua bilangn tersebut adalah 12 .kedua bilangan berturut-turut adalah...

Oleh: USER7771
26 Agustus 2025 matematika 5 menit baca
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Grade: Education Mata Pelajaran: matematika
jumlah dua bilangan cacah adalah 52 dan selisih kedua bilangn tersebut adalah 12 .kedua bilangan berturut-turut adalah...
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121 Dilihat 121 Jawaban

Jawaban (121)

Jawaban Terbaik
(248)
Bab Persamaan Linear
Matematika SMP Kelas VII

a + b = 52
a - b = 12
-------------- +
2a = 64
a = 32

a + b = 52
32 + b = 52
b = 52 - 32
b = 20

dua bilangan itu adalah 32 dan 20
Dijawab pada tanggal 26 Agustus 2025
(143)
a + (a + 12) = 52.
2a = 52 - 12.
2a = 40.
a = 40/2.
a = 20.

Bilangan I = a = 20.
Bilangan II = a + 12 = 32.
Dijawab pada tanggal 26 Agustus 2025

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